E Ink — a name synonymous with e-reader screens — just debuted a new writing display technology called JustWrite. The tech offers the company’s familiar monochrome aesthetic — albeit in negative this time, with white on black.
The key here, as with most of E Ink’s technology, is minimal power consumption and low cost, the latter of which it was able to accomplish by dumping the TFT (thin-film-transistor LCD). Instead, it’s a thin roll that could be used to paper surfaces like conference rooms and schools, in order to let people write on the walls using a stylus with practically no latency, as evidenced in the below GIF
“The JustWrite film features one of E Ink’s proprietary electronic inks and offers similar benefits as E Ink’s other product lines: a paper-like experience with a good contrast and reflective display without a backlight,” the company writes. “The JustWrite film is an all plastic display, making it extremely durable and lightweight, with the ability to be affixed and removed easily, enabling writing surfaces in a variety of locations.” Read more